frysk.ftrace
Class FtraceController

java.lang.Object
  frysk.ftrace.FtraceController

All Implemented Interfaces:

Ftrace.Controller, Ftrace.StackTracedSymbolsProvider, Ftrace.TracedSignalProvider, Ftrace.TracedSyscallProvider

public class FtraceController
extends Object
implements Ftrace.Controller, Ftrace.StackTracedSymbolsProvider, Ftrace.TracedSyscallProvider, Ftrace.TracedSignalProvider

Constructor Summary

FtraceController()

Method Summary

Map	computeSignalWorkingSet(Task task) Answers Map<String, Boolean>, where the boolean value is whether to stack trace on given signal.
Map	computeSyscallWorkingSet(Task task) Answers Map<Syscall, Boolean>, where the boolean value is whether to stack trace on given syscall.
void	fileMapped(Task task, ObjectFile objf, DwflModule module, Ftrace.Driver driver) New library FILE was mapped in task TASK.
void	fileUnmapped(Task task, ObjectFile objf, DwflModule module, Ftrace.Driver driver) New library FILE was unmapped from task TASK.
void	gotAddrRules(List rules)
void	gotSigRules(List rules)
void	gotSymRules(List rules)
void	gotSysRules(List rules)
boolean	shouldStackTraceOnTracePoint(Object tracePoint)
void	stackTraceEverything()

Methods inherited from class java.lang.Object

equals, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

FtraceController

public FtraceController()

Method Detail

stackTraceEverything

public void stackTraceEverything()

shouldStackTraceOnTracePoint

public boolean shouldStackTraceOnTracePoint(Object tracePoint)

Specified by:

shouldStackTraceOnTracePoint in interface Ftrace.StackTracedSymbolsProvider

Parameters:

tracePoint - is either DwflSymbol or PLTEntry.

gotSymRules

public void gotSymRules(List rules)

gotAddrRules

public void gotAddrRules(List rules)

gotSysRules

public void gotSysRules(List rules)

gotSigRules

public void gotSigRules(List rules)

computeSyscallWorkingSet

public Map computeSyscallWorkingSet(Task task)

Description copied from interface: Ftrace.TracedSyscallProvider

Answers Map<Syscall, Boolean>, where the boolean value is whether to stack trace on given syscall.

Specified by:

computeSyscallWorkingSet in interface Ftrace.TracedSyscallProvider

computeSignalWorkingSet

public Map computeSignalWorkingSet(Task task)

Description copied from interface: Ftrace.TracedSignalProvider

Answers Map<String, Boolean>, where the boolean value is whether to stack trace on given signal.

Specified by:

computeSignalWorkingSet in interface Ftrace.TracedSignalProvider

fileMapped

public void fileMapped(Task task,
                       ObjectFile objf,
                       DwflModule module,
                       Ftrace.Driver driver)

Description copied from interface: Ftrace.Controller

New library FILE was mapped in task TASK. Use DRIVER to tell ltrace what to do.

Specified by:

fileMapped in interface Ftrace.Controller

fileUnmapped

public void fileUnmapped(Task task,
                         ObjectFile objf,
                         DwflModule module,
                         Ftrace.Driver driver)

Description copied from interface: Ftrace.Controller

New library FILE was unmapped from task TASK. Use DRIVER to tell ltrace what to do.

Specified by:

fileUnmapped in interface Ftrace.Controller